Home / 3,077.02-4,245.92-1,942.27

Finding the Fourth Proportional to 3,077.02, 4,245.92 and 1,942.27

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Solution

The fourth proportional to 3,077.02, 4,245.92 and 1,942.27 is: 2,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.02 : 4,245.92 = 1,942.27 : x
  2. Step 2: Convert to fraction form
    3,077.02/4,245.92 = 1,942.27/x
  3. Step 3: Cross multiply
    3,077.02x = 4,245.92 × 1,942.27
  4. Step 4: Simplify right side
    3,077.02x = 8,246,692.10
  5. Step 5: Solve for x
    x = 8,246,692.10/3,077.02
  6. Step 6: Final answer
    x = 2,680.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.